--- makefile.orig	Sun Jun 28 05:00:06 1998
+++ makefile	Sun Jun 28 05:01:25 1998
@@ -13,7 +13,7 @@
 
 CC=gcc
 MATHLIB=-lm
-CFLAGS=-I/usr/X11/include
+CFLAGS=-I/usr/X11R6/include
 
 # Change this to "touch" if your system doesn't have the "strip" command:
 POSTPROCESS=strip
@@ -25,7 +25,7 @@
 #XLIB=-L/usr/openwin/lib -lX11
 
 # uncomment for FreeBSD
-#XLIB=-L /usr/X11R6/lib -lX11 -lcompat
+XLIB=-L /usr/X11R6/lib -lX11 -lcompat
 
 # End of makefile user-definable variables-----------------------------------